diff --git a/drivers/staging/imx-drm/imx-drm-core.c b/drivers/staging/imx-drm/imx-drm-core.c
index 3ca1acdae72b0202427db4fa0fc8521e83f0430c..8510937ff6fc9b931a8258958af6a8d423c00a02 100644
--- a/drivers/staging/imx-drm/imx-drm-core.c
+++ b/drivers/staging/imx-drm/imx-drm-core.c
@@ -29,8 +29,6 @@
 
 #define MAX_CRTC	4
 
-struct imx_drm_crtc;
-
 struct imx_drm_component {
 	struct device_node *of_node;
 	struct list_head list;